自然科学
矿物学和晶体学（博士）
Institute of Mineralogy and Crystallography "Acad. Ivan Kostov" Bulgarian Academy of Sciences
保加利亚语博士
Institute of Mineralogy and Crystallography "Acad. Ivan Kostov" Bulgarian Academy of Sciences
Institute of Mineralogy and Crystallography "Acad. Ivan Kostov" Bulgarian Academy of Sciences